package com.sky.mapper;

import com.sky.dto.ShoppingCartDTO;
import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

/**
 * ClassName: ShopingCartMapper
 * Description: com.sky.mapper
 */
@Mapper
public interface ShopingCartMapper {

    /**
     * 动态查询
     * @param shoppingCart
     * @return
     */

    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 更新数量
     * @param shoppingCart1
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumber(ShoppingCart shoppingCart1);

    /**
     * 插入数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart(name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time)" +
            " VALUES" +
            " (#{name}, #{image}, #{userId}, #{dishId}, #{setmealId}, #{dishFlavor}, #{number}, #{amount}, #{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);


    /**
     * 查看购物车
     * @param userId
     * @return
     */
    @Select("select * from shopping_cart where user_id = #{userId}")
    List<ShoppingCart> show(Long userId);

    /**
     * 清空购物车
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void clear(Long userId);

    /**
     * 删除购物车中一个商品
     * @param userId
     * @param
     */
    void clearOne(@Param("userId") Long userId, @Param("dishId") Long dishId, @Param("setmealId") Long setmealId);
}
